[igt-dev] [PATCH i-g-t 6/8] README.md: Detail the drm-uapi headers sync.

[Petri Latvala]

On Wed, Oct 06, 2021 at 12:14:42PM -0400, Rodrigo Vivi wrote:
> Let's detail a bit more on how to properly get the headers
> properly in a cleaner way. This might help to avoid small
> mistakes when syncing uapi headers.
> 
> Cc: Petri Latvala <petri.latvala at intel.com>
> Signed-off-by: Rodrigo Vivi <rodrigo.vivi at intel.com>


Reviewed-by: Petri Latvala <petri.latvala at intel.com>


> ---
>  README.md | 14 ++++++++++----
>  1 file changed, 10 insertions(+), 4 deletions(-)
> 
> diff --git a/README.md b/README.md
> index 6d9e40f3..d71a2fa7 100644
> --- a/README.md
> +++ b/README.md
> @@ -149,7 +149,13 @@ overall structure or indexes you need to reflect the change in
>  
>  Imported DRM uapi headers from airlied's drm-next branch.
>  
> -These should be updated all together by executing `make headers_install` from
> -that branch of the kernel and then copying the resulting
> -`./usr/include/drm/*.h` in and committing with a note of which exact commit
> -from airlied's branch was used to generate them.
> +These should be updated all together by:
> +
> +    # From the kernel dir with a drm/drm-next commit checked out:
> +    $ make INSTALL_HDR_PATH=<dest-dir> headers_install
> +    $ rm -f <igt-dir>/include/drm-uapi/*
> +    $ cp <dest-dir>/include/linux/sync_file.h <igt-dir>/include/drm-uapi/
> +    $ cp <dest-dir>/include/drm/* <igt-dir>/include/drm-uapi/
> +
> +Then, commit with a note of which exact commit from airlied's branch
> +was used to generate them.
> -- 
> 2.31.1
>